Farmers are facing a phosphorus crisis. The solution starts with soil.

National Geographic - Julia Rosen

Overuse of fertilizer has led to phosphorus shortages and water pollution. But farms might not need so much to grow healthy crops. Roger Sylvester-Bradley appears in National Geographic to discuss how legacy phosphorus within the soil could reduce our fertiliser dependence and help us grow more with less inputs.

Read the full article on the National Geographic website